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<title>FatFs - FFOBJID</title>
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<div class="para">
<h2>FFOBJID</h2>
<p>The <tt>FFOBJID</tt> structure is an object identifier that holds the common status of open objects. This structure is for only internal use and it does not appear on the API.</p>

<pre>
<span class="k">typedef</span> <span class="k">struct</span> {
    FATFS*  fs;         <span class="c">/* Pointer to the volume holds this object */</span>
    WORD    id;         <span class="c">/* Volume mount ID when this object was opened */</span>
    BYTE    attr;       <span class="c">/* Object attribute */</span>
    BYTE    stat;       <span class="c">/* Object chain status (exFAT: b1-0: =0:not contiguous, =2:contiguous, =3:fragmented in this session, b2:sub-directory stretched) */</span>
    DWORD   sclust;     <span class="c">/* Object data cluster (0:no data or root directory) */</span>
    FSIZE_t objsize;    <span class="c">/* Object size (valid when sclust != 0) */</span>
<span class="k">#if</span> FF_FS_EXFAT
    DWORD   n_cont;     <span class="c">/* Size of first fragment - 1 (valid when stat == 3) */</span>
    DWORD   n_frag;     <span class="c">/* Size of last fragment needs to be written to FAT (valid when not zero) */</span>
    DWORD   c_scl;      <span class="c">/* Cluster of directory holds this object (valid when sclust != 0) */</span>
    DWORD   c_size;     <span class="c">/* Size of directory holds this object (b7-b0: allocation status, valid when c_scl != 0) */</span>
    DWORD   c_ofs;      <span class="c">/* Offset of entry of this object in the directory */</span>
<span class="k">#endif</span>
<span class="k">#if</span> FF_FS_LOCK
    UINT    lockid;     <span class="c">/* File lock ID origin from 1 (index of file semaphore table Files[]) */</span>
<span class="k">#endif</span>
} FFOBJID;
</pre>

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